The Scarecrow uses a fear chemical triggered by adrenaline on Gotham's greatest athletes, then bets against them to reap the winnings.
Quest roles:
Loren Lester(Robin (voice)), Mark Hamill(The Joker (voice)), Henry Polic II(Scarecrow (voice)), Tim Curry(Leon's Henchman (voice)), Brian Stokes Mitchell(Brian (voice)), Chuck Moshontz(Boseman (voice)), Lauri Johnson(Woman / Nurse (voice)), Tom Williams(Leon the Bookie (voice))